# Aqua Sort Master vs WHAT DUCK

The clearest difference is in-app purchases: WHAT DUCK at none against Aqua Sort Master's 10. Aqua Sort Master's advantage is update cadence (every 2 days vs every 2 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Aqua Sort Master sells 10 in-app purchases, starting at $3.99 per month. WHAT DUCK asks for nothing beyond the download.

Aqua Sort Master ships an update every 2 days, WHAT DUCK every 2 weeks. The most recent releases landed on October 16, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Aqua Sort Master | WHAT DUCK |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | **Every 2 days** | Every 2 weeks |
| Size | 98 MB | 621 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Sumpix Srl](https://appshunter.io/developer/6800370510) | [GARY MICHAEL KEMP](https://appshunter.io/developer/6809911596) |

## What reviewers say

### Aqua Sort Master

[App page](https://appshunter.io/ios/app/aqua-sort-master/id6806799498)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly VIP | $3.99 | per month |
| Yearly VIP | $9.99 | per year |
| 10 Gems | $1.99 | one-time |
| Starter Bundle | $2.99 | one-time |
| 7,000 Coins | $4.99 | one-time |
| Value Bundle | $7.99 | one-time |
| 60 Gems | $9.99 | one-time |
| 16,000 Coins | $9.99 | one-time |
| Mega Bundle | $14.99 | one-time |
| 140 Gems | $19.99 | one-time |


### WHAT DUCK

[App page](https://appshunter.io/ios/app/what-duck-path-puzzle/id6809911054)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Aqua Sort Master free?

Aqua Sort Master is free to download, with in-app purchases available.

### Is WHAT DUCK free?

WHAT DUCK is free to download, with no in-app purchases.

### Do Aqua Sort Master or WHAT DUCK have ads?

Both Aqua Sort Master and WHAT DUCK show ads.

### Which is updated more often, Aqua Sort Master or WHAT DUCK?

Aqua Sort Master ships an update every 2 days, and WHAT DUCK every 2 weeks. Most recently, Aqua Sort Master was updated on October 16, 2026 and WHAT DUCK on October 9, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*